Mr Ahmed is a clinical senior lecturer in the Department of Surgery and Cancer at the College and Honorary consultant in upper gastrointestinal and bariatric surgery and Clinical lead for bariatric surgery at Imperial Colege Healthcare NHS Trust.
Mr Ahmed's academic interests are in the mechanism of complications following bariatric surgery and he has a PhD analysing internal hernias following gastric bypass surgery. He has numerous research affiliations with both clinical and non-clinical teams including biomedical engineering, investgative medicine, human genetics, gastroenterology, endocrinology, vascular surgery, urology, renal medicine, and the CPSSQ.
His main clinical areas of interest are in complex revisional bariatric surgeries and he receives referrals from all over the UK and abroad for his expert skills. He has trained in general and upper GI surgery in the UK and at Stanford University and the University of Rochester in the US.
He trains other surgeons in the field of bariatric surgery and is on the faculty on numerous courses on bariatric surgery. Mr Ahmed is often consulted by other professionals and medicolegal experts for his opinions on complex bariatric surgery cases. He is on the editorial boards of the main obesity scientific journals SOARD and Obesity Surgery. He is a member of the American Society for Metabolic and Bariatric Surgery (ASMBS), International Federation of Surgery for Obesity (IFSO), Society of American Gastroenterological and Endoscopic Surgeons (SAGES), Association of Upper GI Surgeons (AUGIS), British Obesity and Metabolic Surgery Society (BOMSS).
et al., Study Protocol: A randomized controlled trial of a duodenal-jejunal bypass sleeve device (EndoBarrier®) compared with standard medical therapy for the management of obese subjects with type 2 diabetes mellitus., Bmj Open, ISSN:2044-6055
et al., 2017, Bariatric surgery outcomes in the over-60s: a single centre, observational study from 2007-2012, 8th Annual Scientific Meeting of the British-Obesity-and-Metabolic-Surgery-Society (BOMSS), WILEY-BLACKWELL, Pages:6-6, ISSN:0007-1323
et al., 2017, Management of post prandial hypoglycaemia using liraglutide - comprehensive profiling pre and post intervention, 8th Annual Scientific Meeting of the British-Obesity-and-Metabolic-Surgery-Society (BOMSS), WILEY-BLACKWELL, Pages:7-8, ISSN:0007-1323
et al., 2017, The role of increased glycemic variability and glucagon in the pathophysiology of postprandial hypoglycemia after RYGB, 8th Annual Scientific Meeting of the British-Obesity-and-Metabolic-Surgery-Society (BOMSS), WILEY-BLACKWELL, Pages:13-13, ISSN:0007-1323
et al., 2017, Dismantling a butterfly gastroplasty: revision surgery of an uncommon bariatric procedure, 8th Annual Scientific Meeting of the British-Obesity-and-Metabolic-Surgery-Society (BOMSS), WILEY-BLACKWELL, Pages:11-11, ISSN:0007-1323